Roofing Technology: Performance Vs Threats

When it comes to re-roofing or upgrading your roofing system there is one question you may ask yourself is: “How to make my roof work better and withstand all the weather threats?”

Making sure that the new roofing material is going to be a better scenario for the roof performance is critical and gives you piece of mind for up to 40 years to come!

The most common roofing technology used in Canada is BUR with mineral cap sheets. So, what would be a better system when replaced?

When it comes to a replacement system we recommend that you first focus on the solution, as the purpose of the membrane is to protect that solution. There are many options afforded you when using a KEE membrane to solve the issues. Flexibility and versatility are needed to traverse multiple planes and multiple deck types. You may also have circumstance where you can just cover the existing cap sheets. You may contact our representative for a roof inspection and analysis.

Understanding the technologies behind your roofing material and how those technologies withstand common threats to roof performance is crucial. Before you select a roofing material for your new roof, use this chart to understand the pros and cons of how each material measures up against threats for failure.

BUR

Modified Bitumen

EPDM

TPO

PVC

KEE

UV

UV breaks down the bitumen – leading to cracking and crazing.

UV breaks down the polymers – leading to cracking and crazing.

Good UV resistance – extreme UV and heat can dry out the oils however. Seam adhesives can also degrade over time.

Stabilizers are added to increase UV resistance, but it can negatively impact fire resistance – hard balance to find.

When it comes to flat roofing services, our experts are the perfect team for the job, by any measure! While we are overseeing that particular sector of our services, we also take part in our regular business activities, such as flat roof maintenance & repairs...